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Did you know?
Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
The human body produces and destroys 15 million blood cells every second.
Did you know?
Approximately 70% of expectant mothers report experiencing some symptoms of morning sickness during the first trimester of pregnancy.
Did you know?
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.